CURLOPT_RANGE(3) 맨 페이지 - 윈디하나의 솔라나라

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CURLOPT_RANGE(3)

CURLOPT_RANGE(3)           curl_easy_setopt options           CURLOPT_RANGE(3)



NAME
       CURLOPT_RANGE - byte range to request

SYNOPSIS
       #include <curl/curl.h>

       CURLcode curl_easy_setopt(CURL *handle, CURLOPT_RANGE, char *range);

DESCRIPTION
       Pass  a  char  * as parameter, which should contain the specified range
       you want to retrieve. It should be in the format "X-Y", where either  X
       or Y may be left out and X and Y are byte indexes.

       HTTP transfers also support several intervals, separated with commas as
       in "X-Y,N-M". Using this kind of multiple intervals will cause the HTTP
       server  to  send  the  response document in pieces (using standard MIME
       separation techniques). Unfortunately, the HTTP standard (RFC 7233 sec‐
       tion  3.1) allows servers to ignore range requests so even when you set
       CURLOPT_RANGE(3) for a  request,  you  may  end  up  getting  the  full
       response sent back.

       For  RTSP,  the  formatting  of  a  range should follow RFC2326 Section
       12.29. For RTSP, byte ranges are not permitted. Instead, ranges  should
       be given in npt, utc, or smpte formats.

       For  HTTP PUT uploads this option should not be used, since it may con‐
       flict with other options.

       Pass a NULL to this option to disable the use of ranges.

       The application does not have to keep the string around  after  setting
       this option.

DEFAULT
       NULL

PROTOCOLS
       HTTP, FTP, FILE, RTSP and SFTP.

EXAMPLE
       CURL *curl = curl_easy_init();
       if(curl) {
         curl_easy_setopt(curl, CURLOPT_URL, "https://example.com");

         /* get the first 200 bytes */
         curl_easy_setopt(curl, CURLOPT_RANGE, "0-199");

         /* Perform the request */
         curl_easy_perform(curl);
       }

AVAILABILITY
       FILE since 7.18.0, RTSP since 7.20.0

RETURN VALUE
       Returns  CURLE_OK on success or CURLE_OUT_OF_MEMORY if there was insuf‐
       ficient heap space.

SEE ALSO
       CURLOPT_RESUME_FROM(3),



libcurl 7.86.0                September 20, 2022              CURLOPT_RANGE(3)
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